package com.example.demo2.config;

import org.springframework.core.MethodParameter;
import org.springframework.http.MediaType;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;

import java.util.HashMap;

/**
 * Created with IntelliJ IDEA
 * Description：统一返回数据的处理
 * User：chenshu
 * Date：2023-12-31
 * Time：23:04
 */
@ControllerAdvice
public class ResponseAdvice implements ResponseBodyAdvice {
    @Override
    public boolean supports(MethodParameter returnType, Class converterType) {
        return true;
    }

    @Override
    public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType, Class selectedConverterType, ServerHttpRequest request, ServerHttpResponse response) {
        HashMap<String, Object> ret = new HashMap<>();
        ret.put("code", "200");
        ret.put("msg", "");
        ret.put("data", body);
        return ret;
    }
}
